Ann Arbor Spark adds 6,600 square feet to its Liberty Street incubator

Tom Henderson - Ann Arbor Spark is looking for a handful of early-stage companies for its new incubator space in downtown Ann Arbor -- companies that are no longer startups but still need support before finding traditional office space. Since 2006, Spark has run an incubator for startups at 330 E. Liberty St. called Spark Central, designed to help companies get to the point where they had five or six employees. It later took over 3,000 square feet on the third floor of the building for later-stage companies,